FTEK · IV Rank History
Fuel Tech, Inc.
IV Rank measures where FTEK's current 30-day implied volatility sits in its trailing 90-day distribution (0% = lowest in 90 days, 100% = highest). It's the most reliable signal for whether options on FTEK are priced rich or cheap relative to its own recent regime.
FTEK IV rank history
90 sessionsIV rank = where today's implied volatility sits in its 1-year range (0–100). Above 50 favours selling premium; the shaded band marks 50–100.
FTEK IV Rank Summary
Current
30%
Subdued — neutral to long-vol
30-Day Avg
25%
60-Day Avg
29%
90-Day Avg
26%
90-Day Low
0%
90-Day High
100%
IV Rank is bounded 0%–100% by construction. Sustained levels above 75% historically
precede mean reversion in FTEK's implied vol; sustained sub-25% readings
often coincide with low-realized regimes ahead of catalyst events. See the
Vol Arb Screener for symbols where current IV
rank diverges most from realized volatility.
FTEK IV Rank — Last 90 Trading Days
| Date | IV Rank | Avg IV |
|---|---|---|
| 20260929 | 30% | 250.9% |
| 20260928 | 11% | 174.9% |
| 20260925 | 18% | 200.0% |
| 20260924 | 6% | 152.9% |
| 20260923 | 4% | 144.8% |
| 20260922 | 14% | 184.4% |
| 20260921 | 8% | 163.8% |
| 20260918 | 5% | 149.0% |
| 20260917 | 10% | 171.3% |
| 20260916 | 13% | 182.5% |
| 20260915 | 9% | 166.5% |
| 20260914 | 10% | 169.2% |
| 20260911 | 5% | 149.8% |
| 20260910 | 4% | 146.3% |
| 20260909 | 4% | 148.0% |
| 20260908 | 0% | 130.3% |
| 20260904 | 15% | 203.6% |
| 20260903 | 12% | 192.2% |
| 20260902 | 64% | 3.9% |
| 20260901 | 72% | 4.2% |
| 20260831 | 58% | 3.7% |
| 20260828 | 43% | 3.1% |
| 20260827 | 45% | 3.2% |
| 20260826 | 39% | 295.7% |
| 20260825 | 55% | 3.6% |
| 20260824 | 63% | 3.9% |
| 20260821 | 36% | 281.5% |
| 20260820 | 47% | 3.2% |
| 20260819 | 24% | 237.6% |
| 20260818 | 36% | 285.1% |
| 20260817 | 39% | 293.5% |
| 20260814 | 27% | 235.0% |
| 20260813 | 25% | 228.7% |
| 20260812 | 30% | 247.6% |
| 20260811 | 34% | 263.1% |
| 20260810 | 27% | 236.9% |
| 20260806 | 15% | 186.4% |
| 20260805 | 100% | 5.3% |
| 20260804 | 58% | 3.3% |
| 20260803 | 64% | 3.5% |
| 20260731 | 51% | 3.0% |
| 20260730 | 60% | 3.3% |
| 20260729 | 60% | 3.4% |
| 20260728 | 57% | 3.2% |
| 20260727 | 51% | 3.0% |
| 20260724 | 40% | 266.3% |
| 20260723 | 47% | 289.7% |
| 20260722 | 52% | 3.1% |
| 20260721 | 29% | 227.5% |
| 20260720 | 23% | 205.4% |
| 20260716 | 21% | 198.8% |
| 20260715 | 16% | 183.9% |
| 20260714 | 7% | 157.8% |
| 20260713 | 15% | 190.2% |
| 20260710 | 11% | 171.0% |
| 20260709 | 15% | 188.4% |
| 20260708 | 5% | 166.3% |
| 20260707 | 5% | 162.7% |
| 20260706 | 6% | 169.2% |
| 20260702 | 11% | 211.5% |
| 20260701 | 12% | 214.3% |
| 20260630 | 7% | 182.6% |
| 20260629 | 8% | 186.0% |
| 20260626 | 3% | 146.4% |
| 20260625 | 7% | 176.0% |
| 20260624 | 10% | 201.2% |
| 20260623 | 6% | 168.4% |
| 20260622 | 25% | 3.1% |
| 20260618 | 20% | 278.1% |
| 20260617 | 19% | 270.4% |
| 20260616 | 25% | 3.1% |
| 20260615 | 21% | 286.0% |
| 20260613 | 33% | 3.7% |
| 20260612 | 15% | 239.4% |
| 20260611 | 16% | 245.9% |
| 20260610 | 20% | 274.9% |
| 20260609 | 22% | 290.9% |
| 20260608 | 17% | 252.1% |
| 20260605 | 27% | 3.3% |
| 20260604 | 11% | 211.7% |
| 20260603 | 12% | 217.4% |
| 20260602 | 43% | 4.5% |
| 20260601 | 39% | 4.2% |
| 20260529 | 35% | 3.9% |
| 20260528 | 29% | 3.4% |
| 20260527 | 32% | 3.6% |
| 20260526 | 32% | 3.7% |
| 20260522 | 26% | 3.2% |
| 20260521 | 28% | 3.3% |
| 20260520 | 25% | 3.1% |
More on FTEK
Market data may be delayed, incomplete, or inaccurate. Not a recommendation to buy, sell, or hold any security. Verify quotes with your broker before trading. See Terms §17.